<!--电子围栏页 GeofenceView.vue-->
<template>
  <div style="height: 6vh;background-color: #fff;padding: 10px 20px">
    <span style="line-height: 60px;font-size: 20px">围栏管理</span>
    <el-button type="primary" style="float: right;margin-top: 13px" @click="router.push('/geofenceMap')">新建围栏</el-button>
    </div>
  <!-- 围栏查询卡片 -->
  <el-card style="margin:20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="围栏名称">
        <el-input placeholder="请输入" style="width: 220px" v-model="geoSearchForm.name" @keydown.enter="loadGeo"></el-input>
      </el-form-item>
      <el-form-item label="围栏状态" style="width: 290px">
        <el-select placeholder="请选择" v-model="geoSearchForm.status" @change="loadGeo">
          <el-option label="启用" value="1"/>
          <el-option label="禁用" value="0"/>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadGeo">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
<!-- 围栏表格数据 -->
  <el-card style="margin:20px;">
    <el-table stripe :data="geoTableData">
      <el-table-column label="编号" prop="id" type="index" align="center" width="100"></el-table-column>
      <el-table-column label="围栏名称" prop="name" align="center"></el-table-column>
      <el-table-column label="围栏坐标点" prop="position" align="center" show-overflow-tooltip="true" width="500"></el-table-column>
      <el-table-column label="创建时间" prop="createTime" align="center"></el-table-column>
      <el-table-column label="围栏状态" align="center">
      <template #default="scope">
        <el-switch inactive-value="0" active-value="1" v-model="scope.row.status" @change="changeStatus(scope.row.id,scope.row.status)" ></el-switch>
      </template>
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button type="primary" size="mini" @click="loadVehicle(scope.row.id)">管理车辆</el-button>
          <el-button type="danger" size="mini" @click="deleteGeo(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
<!-- 已绑定车辆弹窗 -->
  <el-dialog title="已绑定车辆" v-model="bindVehicleDialogVisible" style="padding: 40px;">
    <el-button type="primary" style="margin: 10px 0;" @click="showUnbindVehicleList">添加绑定车辆</el-button>
    <el-table :data="bindVehicleArr">
      <el-table-column prop="brand" label="车辆品牌" align="center"/>
      <el-table-column prop="license" label="车牌号" align="center"/>
      <el-table-column prop="type" label="车辆类型" align="center"/>
      <el-table-column label="操作" fixed="right" width="200" align="center">
        <template #default="scope">
          <el-button link type="primary" @click="removeBindVehicle(scope.row.id)">移除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
  <!-- 添加可绑定车辆列表弹窗 -->
  <el-dialog title="可绑定车辆列表" v-model="AddBindVehicleDialogVisible" :before-close="handleClose">
    <el-table :data="unbindVehicleArr">
      <el-table-column label="编号" type="index" align="center" width="80px"></el-table-column>
      <el-table-column prop="brand" label="车辆品牌" align="center"></el-table-column>
      <el-table-column prop="license" label="车牌号" align="center"></el-table-column>
      <el-table-column prop="type" label="车辆类型" align="center"></el-table-column>
      <el-table-column prop="status" label="车辆状态" align="center"></el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary" @click="bindNewVehicle(scope.row.id)">绑定</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
</template>

<script setup>
import {onMounted, ref} from "vue"
import {ElMessage} from "element-plus";
import axios from "axios";
import qs from "qs";
import router from "@/router";

//控制“已绑定车辆弹窗”是否显示
let bindVehicleDialogVisible = ref(false)
//控制"可绑定车辆列表"是否显示
const AddBindVehicleDialogVisible = ref(false);
//定义对象保存查询条件
const geoSearchForm = ref({name: '', status: ''})
//定义对象保存围栏表格数据
const geoTableData = ref([]);
//加载电子围栏数据
const loadGeo = () => {
  let data = qs.stringify(geoSearchForm.value);
  axios.get(BASE_URL+'/v1/geofence/select?'+data).then((response)=>{
    if (response.data.code == 2000) {
      geoTableData.value = response.data.data;
      console.log(geoTableData.value);
    } else {
      ElMessage.error(response.data.message);
    }
  })
}
onMounted(()=>{loadGeo();})

//查询重置按钮
const resetSearch = () => {
  geoSearchForm.value = {};
  loadGeo();
}
//定义数组来保存已绑定围栏的车辆数据
const bindVehicleArr = ref([]);
/* 定义全局变量用来保存当前操作的围栏id */
var geoId;
//定义点击“管理车辆”按钮时调用的方法
const loadVehicle = (geofenceId) => {
  geoId = geofenceId;
  //让外层弹窗出现
  bindVehicleDialogVisible.value = true;
  //给车辆模块后端发请求，查询绑定在当前围栏上的车辆数据
  axios.get(BASE_URL+'/v1/vehicle/select?geofenceId='+geofenceId)
      .then((response)=>{
    if (response.data.code == 2000){
       bindVehicleArr.value = response.data.data;
    }else {
       ElMessage.error(response.data.message);
    }
  })
}
//定义移除围栏山指定绑定车辆的方法
const removeBindVehicle = (vehicleId) => {
  axios.post(BASE_URL+'/v1/vehicle/unbind/'+vehicleId).then((response)=>{
    if (response.data.code == 2000){
      ElMessage.success('移除成功!');
      loadVehicle(geoId); /*移除成功后，重新加载此围栏上所有的绑定车辆*/
    }else{
      ElMessage.error(response.data.message);
    }
  })
}
//定义数组用来保存内层弹窗表格数据=>未绑定围栏的可选车辆
const unbindVehicleArr = ref([]);
//定义点击外层“添加绑定车辆”按钮时调用的方法，也就是加载未绑定围栏车辆数据的方法
const showUnbindVehicleList = () => {
  AddBindVehicleDialogVisible.value = true;
  axios.get(BASE_URL+'/v1/vehicle/select?geofenceBindStatus=0')
      .then((response)=>{
    if (response.data.code == 2000){
       unbindVehicleArr.value = response.data.data;
    }else {
       ElMessage.error(response.data.message);
    }
  })
}
//将指定车辆绑定在指定围栏上，此处的id为车辆id，围栏id可以使用全局变量
const bindNewVehicle = (id) => {
  axios.post(BASE_URL+'/v1/vehicle/bind/'+geoId+'/'+id).then((response)=>{
    if (response.data.code == 2000){
      ElMessage.success('绑定成功!');
      /* 每成功绑定走一辆，就需要重新加载所有未绑定围栏的车 */
      showUnbindVehicleList()
    }else{
      ElMessage.error(response.data.message);
    }
  })
}
//定义处理内层弹窗关闭时的方法=>要重新加载外层弹窗数据（绑定在当前围栏上的车）
const handleClose = () => {
  loadVehicle(geoId); //加载当前围栏上的所有车辆数据
  AddBindVehicleDialogVisible.value = false; //在关闭内层弹窗
}
//定义修改围栏状态的方法
const changeStatus = (id,status) =>{
  axios.post(BASE_URL+'/v1/geofence/update/'+id+'/'+status).then((response)=>{
    if (response.data.code == 2000){
      ElMessage.success('修改成功！')
    }else {
      ElMessage.error(response.data.message);
    }
  })
}
//定义删除围栏的方法
const deleteGeo = (id) => {
  if (confirm('确定要删除此围栏吗？')){
    axios.post(BASE_URL+'/v1/geofence/delete/'+id).then((response)=>{
      if (response.data.code == 2000){
        ElMessage.success(response.data.message);
        loadGeo();
      }else{
        ElMessage.error(response.data.message);
      }
    })
  }
}
</script>


<style scoped>
</style>